Nissan X-Trail 32. Manual - part 444

CALIBRATION OF AUTOMATIC BACK DOOR POSITION INFORMATION

DLK-117

< BASIC INSPECTION >

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CALIBRATION OF AUTOMATIC BACK DOOR POSITION INFORMATION

Description

INFOID:0000000010708073

When the following work is performed, it is necessary to perform initial setting of automatic back door position
information to operate automatic back door system.
• After removing and installing, or replacing automatic back door control unit
• After removing and installing, or replacing back door assembly
• After removing and installing, or replacing spindle unit

Work Procedure

INFOID:0000000010708074

1.

STEP 1

1.

Select “AUTO BACK DOOR” using CONSULT.

2.

Select “RESET AUTO BACK DOOR STATUS” of “WORK SUPPORT” mode.

3.

Touch “Start” to erase automatic back door position information.

>> GO TO 2.

2.

STEP 2

Fully close the back door manually.

>> GO TO 3.

3.

STEP 3

Operate back door opener switch and perform automatic open operation.

>> GO TO 4.

4.

STEP 4

1.

The back door fully opens.

2.

Check that automatic back door warning buzzer sounds normally.

Does automatic back door warning buzzer sound normally?

YES

>> GO TO 5.

NO

>> GO TO 2.

5.

STEP 5

Fully close the back door.

>> WORK END

DLK-118

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 1]

B2401 IGNITION POWER SUPPLY CIRCUIT

DTC/CIRCUIT DIAGNOSIS

B2401 IGNITION POWER SUPPLY CIRCUIT

DTC Description

INFOID:0000000010708075

DTC DETECTION LOGIC

POSSIBLE CAUSE

• CAN communication system
• BCM
• Automatic back door control unit

FAIL-SAFE

Inhibit automatic back door operation

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Operate automatic back door.

3.

Check “Self Diagnostic Result” mode of “AUTO BACK DOOR” using CONSULT.

Is DTC detected?

YES

>> Refer to 

DLK-118, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010708076

1.

CHECK DTC PRIORITY

If DTC B2401 is displayed with DTC U1000 or U1010, first perform the trouble diagnosis for DTC U1000 or
U1010.

Is applicable DTC detected?

YES

>> U1000: Refer to 

DLK-155, "DTC Description"

. U1010: Refer to 

DLK-156, "DTC Description"

.

NO

>> GO TO 2.

2.

CHECK DTC OF BCM AND IPDM E/R

Check DTC in “Self Diagnostic Result” mode of “BCM” and “IPDM E/R” using CONSULT.
Is DTC detected?

YES

>> Refer to 

BCS-78, "DTC Index"

 (BCM) or 

PCS-38, "DTC Index"

 (IPDM E/R).

NO

>> GO TO 3.

3.

CHECK BCM OUTPUT SIGNAL

1.

Turn ignition switch ON.

2.

Select “AUTO BACK DOOR” using CONSULT.

3.

Select “IGN SW” in “DATA MONITOR” mode.

4.

Check that the function operates normally according to the following conditions.

DTC No.

CONSULT screen items (Trou-

ble diagnosis content)

DTC detecting condition

B2401

IGN OPEN

(Ignition open)

Automatic back door control unit cannot detect ignition switch ON signal 
via CAN communication with BCM

Monitor item

Condition

Status

IGN SW

Ignition switch (automatic back 
door control unit judgment)

ON

ON

OFF

OFF

B2401 IGNITION POWER SUPPLY CIRCUIT

DLK-119

< DTC/CIRCUIT DIAGNOSIS >

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Is the inspection result normal?

YES

>> GO TO 4.

NO-1

>> Automatic back door control unit NG: Replace automatic back door control unit, refer to 

DLK-327,

"Removal and Installation"

.

NO-2

>> IPDM E/R NG: Replace BCM, refer to 

BCS-121, "Removal and Installation"

.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

>> INSPECTION END

IGN SW

Ignition switch (IPDM E/R judg-
ment)

ON

ON

OFF

OFF

Monitor item

Condition

Status

DLK-120

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 1]

B2409 HALF LATCH SWITCH

B2409 HALF LATCH SWITCH

DTC Description

INFOID:0000000010708077

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Entry of foreign materials to back door lock assembly
• Back door mechanism
• Half latch switch 
• Harness or connectors (half latch switch circuit is open or shorted)
• Automatic back door control unit

FAIL-SAFE

Inhibit automatic back door operation

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Operate automatic back door.

3.

Check “Self Diagnostic Result” mode of “AUTO BACK DOOR” using CONSULT.

Is DTC detected?

YES

>> Refer to 

DLK-120, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010708078

1.

CHECK FOR FOREIGN MATERIALS IN BACK DOOR LOCK ASSEMBLY

Check for entry of foreign materials in back door lock assembly.
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Remove foreign materials.

2.

CHECK BACK DOOR OPEN/CLOSE OPERATION

Manually check open and close operation of back door.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunction parts.

3.

CHECK HALF LATCH SWITCH MONITOR ITEM

1.

Turn ignition switch ON.

2.

Select “AUTO BACK DOOR” using CONSULT.

3.

Select “HALF LATCH SW” in “DATA MONITOR” mode.

4.

Check that the function operates normally according to the following conditions.

Is the inspection result normal?

YES

>> GO TO 7.

DTC No.

CONSULT screen items (Trou-

ble diagnosis content)

DTC detecting condition

B2409

HALF LATCH SW
(Half latch switch)

Automatic back door control unit detects a malfunction of half latch switch 
during automatic operation of back door

Monitor item

Condition

Status

HALF LATCH SW

Back door

Fully closed

OFF

Open

ON